Given the task definition and input, reply with output. In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

Recent research suggests that the evolutionary origin of venom may exist deep in the squamate phylogeny , with 60 % of squamates placed in this hypothetical group called Toxicofera .

60 % of squamates are venomous Toxicofera .